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<head><meta charset="utf-8"><title>weekly meeting July 10 · t-compiler/wg-nll · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/index.html">t-compiler/wg-nll</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html">weekly meeting July 10</a></h3>

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<a name="129429406"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429406" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429406">(Jul 10 2018 at 19:31)</a>:</h4>
<p>Hi <span class="user-mention" data-user-id="*">@everyone</span> its about time to start the weekly meeting</p>



<a name="129429434"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429434" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> davidtwco <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429434">(Jul 10 2018 at 19:31)</a>:</h4>
<p>o/</p>



<a name="129429443"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429443" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429443">(Jul 10 2018 at 19:31)</a>:</h4>
<p><span class="emoji emoji-1f44b" title="wave">:wave:</span></p>



<a name="129429461"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429461" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429461">(Jul 10 2018 at 19:32)</a>:</h4>
<p>If you have status to report please do add it to <a href="https://paper.dropbox.com/doc/Non-lexical-lifetimes-NLL-Triage-Em2cJrvxQMMFWLE7lE5Be" target="_blank" title="https://paper.dropbox.com/doc/Non-lexical-lifetimes-NLL-Triage-Em2cJrvxQMMFWLE7lE5Be">the triage Paper</a>, though perhaps everyone has already done so...</p>



<a name="129429592"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429592" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429592">(Jul 10 2018 at 19:34)</a>:</h4>
<p>So lets see, I've been gone for a while</p>



<a name="129429599"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429599" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429599">(Jul 10 2018 at 19:34)</a>:</h4>
<p>You all did some great stuff in my absence</p>



<a name="129429605"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429605" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429605">(Jul 10 2018 at 19:34)</a>:</h4>
<p>I see that there was a lot of triaging effort</p>



<a name="129429615"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429615" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429615">(Jul 10 2018 at 19:34)</a>:</h4>
<p>(welcome back again :)</p>



<a name="129429634"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429634" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429634">(Jul 10 2018 at 19:35)</a>:</h4>
<p>and the performance numbers are looking much better. Still not <em>great</em>, of course...</p>



<a name="129429637"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429637" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429637">(Jul 10 2018 at 19:35)</a>:</h4>
<p>welcome back <span class="user-mention" data-user-id="116083">@pnkfelix</span> :)</p>



<a name="129429638"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429638" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429638">(Jul 10 2018 at 19:35)</a>:</h4>
<p>At least that's my reading of: <a href="https://perf.rust-lang.org/nll-dashboard.html" target="_blank" title="https://perf.rust-lang.org/nll-dashboard.html">https://perf.rust-lang.org/nll-dashboard.html</a></p>



<a name="129429657"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429657" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429657">(Jul 10 2018 at 19:35)</a>:</h4>
<p>there have been a couple crater runs</p>



<a name="129429711"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429711" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429711">(Jul 10 2018 at 19:36)</a>:</h4>
<p>wow 2,246.69% for tuple stress</p>



<a name="129429717"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429717" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429717">(Jul 10 2018 at 19:36)</a>:</h4>
<p>it was 12000% :)</p>



<a name="129429723"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429723" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429723">(Jul 10 2018 at 19:36)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> right so maybe lets talk about the crater runs</p>



<a name="129429729"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429729" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429729">(Jul 10 2018 at 19:36)</a>:</h4>
<p>and there's some in-progress work from <span class="user-mention" data-user-id="120823">@DPC</span> but unfortunately awaiting review/help from niko</p>



<a name="129429732"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429732" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429732">(Jul 10 2018 at 19:37)</a>:</h4>
<p><span class="user-mention" data-user-id="116083">@pnkfelix</span> sure</p>



<a name="129429742"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429742" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429742">(Jul 10 2018 at 19:37)</a>:</h4>
<p>so as I mentioned in the dedicated topic, we have done 2 runs</p>



<a name="129429746"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429746" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429746">(Jul 10 2018 at 19:37)</a>:</h4>
<p>one without 2 phase borrows and one with them</p>



<a name="129429749"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429749" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429749">(Jul 10 2018 at 19:37)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> yeah some more work is left on that PR.</p>



<a name="129429754"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429754" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429754">(Jul 10 2018 at 19:37)</a>:</h4>
<p>the dedicated topic is of course the one titled: crater-run-and-analysis</p>



<a name="129429756"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429756" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429756">(Jul 10 2018 at 19:37)</a>:</h4>
<p>the 1st one uncovered another ICE IIC, otherwise they were all known</p>



<a name="129429765"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429765" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429765">(Jul 10 2018 at 19:37)</a>:</h4>
<p>for the 2nd run (nll-3) no new ICEs</p>



<a name="129429791"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429791" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429791">(Jul 10 2018 at 19:38)</a>:</h4>
<p>okay that 's good news</p>



<a name="129429809"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429809" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429809">(Jul 10 2018 at 19:38)</a>:</h4>
<p>one of the known ICE was even fixed since the runs started</p>



<a name="129429816"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429816" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429816">(Jul 10 2018 at 19:38)</a>:</h4>
<p>there were lots of "regressions" though</p>



<a name="129429824"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429824" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429824">(Jul 10 2018 at 19:38)</a>:</h4>
<p>which one is the new ICE ? I.e. what is its issue number?</p>



<a name="129429832"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429832" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429832">(Jul 10 2018 at 19:38)</a>:</h4>
<p>(I cannot tell from a quick skim of <a href="https://github.com/rust-lang/rust/issues/52217" target="_blank" title="https://github.com/rust-lang/rust/issues/52217">https://github.com/rust-lang/rust/issues/52217</a> )</p>



<a name="129429839"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429839" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429839">(Jul 10 2018 at 19:38)</a>:</h4>
<p>unfortunately I myself don't know, niko said so from simulacrum's report</p>



<a name="129429850"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429850" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429850">(Jul 10 2018 at 19:39)</a>:</h4>
<p>air quotes on regressions because a lot of them are actually in upstream crates</p>



<a name="129429857"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429857" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429857">(Jul 10 2018 at 19:39)</a>:</h4>
<p>eg servo's url = 200-300 regr</p>



<a name="129429911"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429911" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429911">(Jul 10 2018 at 19:40)</a>:</h4>
<p>I've started looking at both the runs and started filing issues both for rustc bugs and diagnostics improvements</p>



<a name="129429919"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429919" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429919">(Jul 10 2018 at 19:40)</a>:</h4>
<p>okay good.</p>



<a name="129429920"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429920" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429920">(Jul 10 2018 at 19:40)</a>:</h4>
<p>filtered nll-3 so we can dispatch some of the triage</p>



<a name="129429922"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429922" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429922">(Jul 10 2018 at 19:40)</a>:</h4>
<p>the root regressions' deps are done</p>



<a name="129429930"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429930" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429930">(Jul 10 2018 at 19:40)</a>:</h4>
<p>root regressions with local errors not yet, but I started</p>



<a name="129429934"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429934" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429934">(Jul 10 2018 at 19:40)</a>:</h4>
<p>and that's pretty much it :)</p>



<a name="129429947"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429947" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429947">(Jul 10 2018 at 19:41)</a>:</h4>
<p>okay</p>



<a name="129429952"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129429952" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129429952">(Jul 10 2018 at 19:41)</a>:</h4>
<p>(the crater topic has a summary issue from sunday with all relevant links, Paper has what I've done since sunday)</p>



<a name="129430014"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430014" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430014">(Jul 10 2018 at 19:42)</a>:</h4>
<p>I could use another pair of eyes on the analyses though</p>



<a name="129430025"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430025" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430025">(Jul 10 2018 at 19:42)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> Okay I'll try to add that to my own TODO list</p>



<a name="129430029"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430029" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430029">(Jul 10 2018 at 19:42)</a>:</h4>
<p>esp as some are weird to me, halfway between crate bugs, or feature requests of expansions to 2 phase borrows, etc</p>



<a name="129430038"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430038" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430038">(Jul 10 2018 at 19:43)</a>:</h4>
<p><span class="user-mention" data-user-id="116083">@pnkfelix</span> awesome thank you</p>



<a name="129430045"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430045" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430045">(Jul 10 2018 at 19:43)</a>:</h4>
<p>So I think I want to take a moment to summarize <em>my</em> understanding of where we are right now</p>



<a name="129430062"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430062" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430062">(Jul 10 2018 at 19:43)</a>:</h4>
<p>which is probably going to sound somewhat similar to where we were before I went on leave</p>



<a name="129430078"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430078" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430078">(Jul 10 2018 at 19:43)</a>:</h4>
<p>As I see it, there are currently four sizable efforts in front of us</p>



<a name="129430133"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430133" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430133">(Jul 10 2018 at 19:44)</a>:</h4>
<p>Three of which one might argue block an attempt to release NLL as part of the next edition preview</p>



<a name="129430171"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430171" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430171">(Jul 10 2018 at 19:45)</a>:</h4>
<p>Those efforts, as I understand them, are: 1. Bringing NLL performance into a "reasonable" distance from AST-borrowck. (What is reasonable? We haven't committed to any target % that I know of.)</p>



<a name="129430182"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430182" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430182">(Jul 10 2018 at 19:45)</a>:</h4>
<p>2. Bringing NLL error diagnostic quality up to par with that of AST borrowck.</p>



<a name="129430238"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430238" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430238">(Jul 10 2018 at 19:46)</a>:</h4>
<p>3. Implementing the <code>-Z borrowck=migrate</code> mode that <span class="user-mention" data-user-id="116266">@Santiago Pastorino</span>  is working on (and then turning it on)</p>



<a name="129430240"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430240" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430240">(Jul 10 2018 at 19:46)</a>:</h4>
<p>I think we also have specific GH issues marked for the next preview</p>



<a name="129430250"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430250" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430250">(Jul 10 2018 at 19:46)</a>:</h4>
<p>eg maybe some of the known ICEs</p>



<a name="129430261"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430261" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430261">(Jul 10 2018 at 19:47)</a>:</h4>
<p>4. Moving ahead with Polonius, with the hope that it will provide the more expressive form of NLL that we all have been hoping for without the same performance impact that we originally saw</p>



<a name="129430273"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430273" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430273">(Jul 10 2018 at 19:47)</a>:</h4>
<p>In case its not clear, the three issues that I see as "blocking" releasing NLL as part of an edition preview are 1, 2, and 3.</p>



<a name="129430282"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430282" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430282">(Jul 10 2018 at 19:47)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> That is good that they are appropriately marked. Are you aware of any that do not fall into categories 1, 2, or 3?</p>



<a name="129430326"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430326" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430326">(Jul 10 2018 at 19:48)</a>:</h4>
<p>I guess I could just skim them myself, so if you don't know offhand, that's okay, I'll find out. :)</p>



<a name="129430333"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430333" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430333">(Jul 10 2018 at 19:48)</a>:</h4>
<p>I don't know from the top of my head I'll check</p>



<a name="129430335"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430335" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430335">(Jul 10 2018 at 19:48)</a>:</h4>
<p>anyway, I just wanted to lay all that out, mostly to say: Does that jibe with everyone elses' understanding of the situation?</p>



<a name="129430346"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430346" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430346">(Jul 10 2018 at 19:49)</a>:</h4>
<p>doesn't seem like they fall outside of 1 2 3 <a href="https://github.com/rust-lang/rust/milestone/52" target="_blank" title="https://github.com/rust-lang/rust/milestone/52">https://github.com/rust-lang/rust/milestone/52</a></p>



<a name="129430358"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430358" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Matthew Jasper <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430358">(Jul 10 2018 at 19:49)</a>:</h4>
<p>Fixing ICEs is 2?</p>



<a name="129430360"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430360" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430360">(Jul 10 2018 at 19:49)</a>:</h4>
<p>it's my understanding of the work ahead, but I'm not sure about the "blocking" aspect though</p>



<a name="129430364"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430364" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430364">(Jul 10 2018 at 19:50)</a>:</h4>
<p><span class="user-mention" data-user-id="116118">@Matthew Jasper</span> ah that's a good point</p>



<a name="129430428"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430428" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430428">(Jul 10 2018 at 19:50)</a>:</h4>
<p><span class="user-mention" data-user-id="116083">@pnkfelix</span> what's Polonius plan?</p>



<a name="129430436"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430436" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430436">(Jul 10 2018 at 19:51)</a>:</h4>
<p><span class="user-mention" data-user-id="116118">@Matthew Jasper</span> hmm. ICE's aren't really a diagnostic quality thing. Or rather, they are at best the worst kind of diagnostic.</p>



<a name="129430442"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430442" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430442">(Jul 10 2018 at 19:51)</a>:</h4>
<p>it's a thing that will happen after edition 2018, right?</p>



<a name="129430447"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430447" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430447">(Jul 10 2018 at 19:51)</a>:</h4>
<p>because all you know is "hmm my code broke the compiler"</p>



<a name="129430448"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430448" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430448">(Jul 10 2018 at 19:51)</a>:</h4>
<p>or that's uncertain?</p>



<a name="129430456"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430456" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430456">(Jul 10 2018 at 19:51)</a>:</h4>
<p>then a point 5. fixing ICEs and bugs ?</p>



<a name="129430469"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430469" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430469">(Jul 10 2018 at 19:51)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> From what I understand, Polonius is not near enough to completion for us to attempt to include it in the initial 2018 edition.</p>



<a name="129430519"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430519" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430519">(Jul 10 2018 at 19:52)</a>:</h4>
<p><span class="emoji emoji-1f44d" title="+1">:+1:</span></p>



<a name="129430522"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430522" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430522">(Jul 10 2018 at 19:52)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> but I also see no reason that we could not deploy it sometime during the lifecycle of the edition; it does not need to wait for a 2021 edition or whatever.</p>



<a name="129430529"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430529" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430529">(Jul 10 2018 at 19:52)</a>:</h4>
<p>yeah</p>



<a name="129430530"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430530" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430530">(Jul 10 2018 at 19:52)</a>:</h4>
<p>if it's released during the next 3 years will it technically be a part of rust 2018 :)</p>



<a name="129430537"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430537" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430537">(Jul 10 2018 at 19:52)</a>:</h4>
<p>I didn't follow exactly what you mean in point 4.</p>



<a name="129430541"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430541" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430541">(Jul 10 2018 at 19:53)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> So, I know that some bugs are things that Niko has said "this should not block us from releasing NLL as part of the 2nd preview"</p>



<a name="129430560"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430560" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430560">(Jul 10 2018 at 19:53)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> what I meant in Point 4 is that there is still people working on Polonius itself. At least in theory.</p>



<a name="129430573"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430573" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430573">(Jul 10 2018 at 19:53)</a>:</h4>
<p><span class="user-mention" data-user-id="116083">@pnkfelix</span> btw do you know if those in the preview 2 milestone are some of these non blocking ones ?</p>



<a name="129430583"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430583" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430583">(Jul 10 2018 at 19:54)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> but such work is not meant to be coupled with the initial NLL that we deploy in the edition preview</p>



<a name="129430632"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430632" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430632">(Jul 10 2018 at 19:54)</a>:</h4>
<p>makes sense</p>



<a name="129430654"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430654" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430654">(Jul 10 2018 at 19:55)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> I don't know offhand, but I would hope not.</p>



<a name="129430659"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430659" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430659">(Jul 10 2018 at 19:55)</a>:</h4>
<p>alright</p>



<a name="129430672"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430672" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430672">(Jul 10 2018 at 19:56)</a>:</h4>
<p>we can sync up with niko next week on that</p>



<a name="129430715"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430715" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430715">(Jul 10 2018 at 19:56)</a>:</h4>
<p>@lqd that is, I would hope that any bug where Niko left a comment of the form "this need not block the edition preview" or "this is [just] a RC blocker" would be on the "Rust 2018 release" milestone</p>



<a name="129430721"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430721" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430721">(Jul 10 2018 at 19:56)</a>:</h4>
<p>yeah we can verify this later no worries</p>



<a name="129430728"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430728" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430728">(Jul 10 2018 at 19:56)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> how are you feeling about the <code>-Z borrowck=migrate</code> task?</p>



<a name="129430738"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430738" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430738">(Jul 10 2018 at 19:57)</a>:</h4>
<p>what's the plan for this week ? I was myself thinking of continuing triaging (if someone wants to help do not hesitate)</p>



<a name="129430750"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430750" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430750">(Jul 10 2018 at 19:57)</a>:</h4>
<p>the reason I ask is that, the other tasks on the list (1, 2, and now I guess 5 as well...), they are made up of many "small" bugs, and its possible that future rounds of triage could ... "reprioritize" them to be something for a later milestone. Maybe...</p>



<a name="129430754"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430754" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430754">(Jul 10 2018 at 19:57)</a>:</h4>
<p><span class="user-mention" data-user-id="116083">@pnkfelix</span> I didn't do much today, tomorrow I will focus on it</p>



<a name="129430758"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430758" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430758">(Jul 10 2018 at 19:58)</a>:</h4>
<p>but if there are different tasks I can help as well, just let me know</p>



<a name="129430800"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430800" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430800">(Jul 10 2018 at 19:58)</a>:</h4>
<p>the main problem is that I need to buffer all the errors on mir borrowck</p>



<a name="129430801"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430801" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430801">(Jul 10 2018 at 19:58)</a>:</h4>
<p>(I don't know how realistic such hypothesized reprioritization actually is; Niko is good about accurately capturing the situation for each bug)</p>



<a name="129430802"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430802" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430802">(Jul 10 2018 at 19:58)</a>:</h4>
<p>that happens in a LOT of places</p>



<a name="129430813"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430813" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430813">(Jul 10 2018 at 19:58)</a>:</h4>
<p>right now ...</p>



<a name="129430816"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430816" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430816">(Jul 10 2018 at 19:58)</a>:</h4>
<div class="codehilite"><pre><span></span>[santiago@archlinux rust1 (z-borrowck-migrate)]$ rg &quot;\.emit\(\)&quot; src/librustc_mir
src/librustc_mir/transform/qualify_consts.rs
178:            err.emit();
198:            err.emit();
485:                    err.emit()
516:                                    err.emit();
666:                            err.emit();
763:                            err.emit();
786:                        .emit();
805:                    err.emit();
936:                            err.emit();
963:                    err.emit();
1005:                            .emit();
1058:                    err.emit();

src/librustc_mir/borrow_check/mod.rs
294:        err.emit();
327:                .emit();
1365:                .emit();
1883:        err.emit();

src/librustc_mir/transform/check_unsafety.rs
407:    db.emit();
449:                    .emit();

src/librustc_mir/monomorphize/collector.rs
511:        diag.emit();

src/librustc_mir/borrow_check/nll/mod.rs
342:        err.emit();
349:        err.emit();

src/librustc_mir/hair/pattern/check_match.rs
146:                    ).emit();
152:                    ).emit();
241:                    err.emit();
304:            diag.emit();
333:                        err.emit();
390:                                        .emit();
421:                                            .emit();
441:                            err.emit();
503:                .emit();
537:                .emit();
542:                .emit();
548:                    .emit();
606:                    .emit();
617:                    .emit();
648:                        .emit();

src/librustc_mir/hair/pattern/mod.rs
391:                                err.emit();

src/librustc_mir/borrow_check/nll/region_infer/error_reporting/mod.rs
257:        diag.emit();
</pre></div>



<a name="129430818"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430818" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430818">(Jul 10 2018 at 19:58)</a>:</h4>
<p>all those cases are missing on my branch</p>



<a name="129430831"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430831" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430831">(Jul 10 2018 at 19:59)</a>:</h4>
<p>after that I guess would be easy :)</p>



<a name="129430848"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430848" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430848">(Jul 10 2018 at 19:59)</a>:</h4>
<p>I still need to see how to pass a buffer or reuse something on all those places</p>



<a name="129430857"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430857" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430857">(Jul 10 2018 at 19:59)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> okay, that answers my next question</p>



<a name="129430860"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430860" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430860">(Jul 10 2018 at 19:59)</a>:</h4>
<p>:)</p>



<a name="129430869"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430869" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430869">(Jul 10 2018 at 19:59)</a>:</h4>
<p>(namely, I was wondering how you were planning to rewrite each of those calls to <code>emit()</code>)</p>



<a name="129430927"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430927" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430927">(Jul 10 2018 at 20:00)</a>:</h4>
<div class="codehilite"><pre><span></span>-            err.emit();
+            self.errors_buffer.push(err);
</pre></div>



<a name="129430940"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430940" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430940">(Jul 10 2018 at 20:00)</a>:</h4>
<p>Its possible that you might be able to do something like <code>self.signal(err)</code></p>



<a name="129430947"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430947" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430947">(Jul 10 2018 at 20:00)</a>:</h4>
<p>santiago do you have the context we talked about before available at those locations ?</p>



<a name="129430960"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430960" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430960">(Jul 10 2018 at 20:01)</a>:</h4>
<p>and then have <code>self</code> carry some boolean that decides whether to immediately emit or to buffer.</p>



<a name="129430963"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430963" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430963">(Jul 10 2018 at 20:01)</a>:</h4>
<p>@lqd that's basically the issue, I don't know what do I have</p>



<a name="129430968"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430968" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430968">(Jul 10 2018 at 20:01)</a>:</h4>
<p>it may be very easy</p>



<a name="129430970"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430970" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430970">(Jul 10 2018 at 20:01)</a>:</h4>
<p>I may need to pass some stuff around</p>



<a name="129430985"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430985" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430985">(Jul 10 2018 at 20:01)</a>:</h4>
<p>at the very least, that would allow the initial rewrite of those <code>emit()</code> calls to look trivial ... <em>if</em> an appropriate context is already lying around</p>



<a name="129430988"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430988" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430988">(Jul 10 2018 at 20:01)</a>:</h4>
<blockquote>
<p>Its possible that you might be able to do something like <code>self.signal(err)</code></p>
</blockquote>
<p>explain more what do you mean?</p>



<a name="129430989"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129430989" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129430989">(Jul 10 2018 at 20:01)</a>:</h4>
<p>felix's suggestion sounds nice indeed</p>



<a name="129431036"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431036" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431036">(Jul 10 2018 at 20:02)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> well, in the little diff you sketched out</p>



<a name="129431044"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431044" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431044">(Jul 10 2018 at 20:02)</a>:</h4>
<p>(but I don't know that code don't mind me ;)</p>



<a name="129431046"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431046" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431046">(Jul 10 2018 at 20:02)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> you hard coded pushing onto the field for the buffer</p>



<a name="129431052"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431052" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431052">(Jul 10 2018 at 20:02)</a>:</h4>
<p>ahh you mean signal emits or stores depending on a bool flag?</p>



<a name="129431053"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431053" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431053">(Jul 10 2018 at 20:02)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> and I'm suggesting you move that decision out-of-line</p>



<a name="129431054"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431054" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431054">(Jul 10 2018 at 20:02)</a>:</h4>
<p>ok</p>



<a name="129431055"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431055" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431055">(Jul 10 2018 at 20:02)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> exactly.</p>



<a name="129431059"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431059" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431059">(Jul 10 2018 at 20:02)</a>:</h4>
<p>yeah sounds good</p>



<a name="129431060"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431060" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431060">(Jul 10 2018 at 20:02)</a>:</h4>
<p><span class="emoji emoji-1f44d" title="thumbs up">:thumbs_up:</span></p>



<a name="129431063"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431063" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431063">(Jul 10 2018 at 20:02)</a>:</h4>
<p>It may not be as nice as we make it out to be</p>



<a name="129431064"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431064" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431064">(Jul 10 2018 at 20:02)</a>:</h4>
<p>but its worth a shot</p>



<a name="129431067"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431067" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431067">(Jul 10 2018 at 20:03)</a>:</h4>
<p>that's probably harder though</p>



<a name="129431085"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431085" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431085">(Jul 10 2018 at 20:03)</a>:</h4>
<p>for instance ... I have one context in Move errors and other one in other places</p>



<a name="129431092"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431092" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431092">(Jul 10 2018 at 20:03)</a>:</h4>
<p>I guess we can talk about this later or tomorrow so we don't take over this meeting :)</p>



<a name="129431096"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431096" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431096">(Jul 10 2018 at 20:03)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> well, either way you'll need some sort of contextual object, even if its only a reference to the buffer itself</p>



<a name="129431100"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431100" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431100">(Jul 10 2018 at 20:03)</a>:</h4>
<p>sure</p>



<a name="129431140"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431140" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431140">(Jul 10 2018 at 20:04)</a>:</h4>
<p>I just wanted to dig a little into the task</p>



<a name="129431145"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431145" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431145">(Jul 10 2018 at 20:04)</a>:</h4>
<blockquote>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> well, either way you'll need some sort of contextual object, even if its only a reference to the buffer itself</p>
</blockquote>
<p>yep</p>



<a name="129431152"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431152" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431152">(Jul 10 2018 at 20:04)</a>:</h4>
<p>because it was something that I know I spent some time looking at, ages ago</p>



<a name="129431154"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431154" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431154">(Jul 10 2018 at 20:04)</a>:</h4>
<p>and also beause</p>



<a name="129431164"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431164" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431164">(Jul 10 2018 at 20:04)</a>:</h4>
<p>its the one thing that I'm pretty sure <em>cannot</em> be "reprioritized"</p>



<a name="129431182"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431182" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431182">(Jul 10 2018 at 20:05)</a>:</h4>
<p>unless we did what Nicholas Nethercote suggested and just switch wholesale from AST-borrowck to NLL without running AST-borrowck at all, ever</p>



<a name="129431203"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431203" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431203">(Jul 10 2018 at 20:05)</a>:</h4>
<p>(but I don't see that happening, in particular for the reasons already stated by Niko here: <a href="https://github.com/rust-lang/rust/issues/46908#issuecomment-403061165" target="_blank" title="https://github.com/rust-lang/rust/issues/46908#issuecomment-403061165">https://github.com/rust-lang/rust/issues/46908#issuecomment-403061165</a> )</p>



<a name="129431205"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431205" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431205">(Jul 10 2018 at 20:05)</a>:</h4>
<p>so okay</p>



<a name="129431247"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431247" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431247">(Jul 10 2018 at 20:06)</a>:</h4>
<p>@lqd asked about plans for this week</p>



<a name="129431270"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431270" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431270">(Jul 10 2018 at 20:06)</a>:</h4>
<p>If I am interpreting the triage Paper correclty</p>



<a name="129431277"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431277" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431277">(Jul 10 2018 at 20:07)</a>:</h4>
<p>it sounds like no one is currently looking at performance stuff, apart from <span class="user-mention" data-user-id="116107">@David Wood</span></p>



<a name="129431297"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431297" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> davidtwco <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431297">(Jul 10 2018 at 20:07)</a>:</h4>
<p>My current PR aims to reduce memory usage.</p>



<a name="129431305"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431305" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> davidtwco <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431305">(Jul 10 2018 at 20:07)</a>:</h4>
<p>I've no idea if it achieves that because it ICEs fairly quickly.</p>



<a name="129431328"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431328" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431328">(Jul 10 2018 at 20:08)</a>:</h4>
<p><span class="user-mention" data-user-id="116107">@David Wood</span> right, that falls into the performance bucket in my book. :)</p>



<a name="129431368"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431368" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431368">(Jul 10 2018 at 20:08)</a>:</h4>
<p><span class="user-mention" data-user-id="116083">@pnkfelix</span> after I finish with this thing I can jump into performance stuff</p>



<a name="129431375"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431375" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431375">(Jul 10 2018 at 20:08)</a>:</h4>
<p>unsure what's available to do there</p>



<a name="129431379"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431379" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431379">(Jul 10 2018 at 20:09)</a>:</h4>
<p>do we have actionable issues for perf ?</p>



<a name="129431394"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431394" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431394">(Jul 10 2018 at 20:09)</a>:</h4>
<p>if there's something defined ... what @lqd have said :)</p>



<a name="129431402"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431402" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431402">(Jul 10 2018 at 20:09)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> <span class="user-mention" data-user-id="116113">@lqd</span> that is indeed one of the problems: I'm not sure if we have any immediate ideas for something to do</p>



<a name="129431406"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431406" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431406">(Jul 10 2018 at 20:09)</a>:</h4>
<p>or if it's just let's profile and see what's going on</p>



<a name="129431410"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431410" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431410">(Jul 10 2018 at 20:09)</a>:</h4>
<p>the nll runs seemed important with what was/could be lurking there :)</p>



<a name="129431465"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431465" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431465">(Jul 10 2018 at 20:10)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> you mean the crater runs? Yes I agree</p>



<a name="129431480"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431480" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431480">(Jul 10 2018 at 20:10)</a>:</h4>
<p>yeah</p>



<a name="129431488"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431488" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431488">(Jul 10 2018 at 20:10)</a>:</h4>
<p><span class="user-mention" data-user-id="116113">@lqd</span> do you have any notion of how much remaining triage work is left for you there?</p>



<a name="129431507"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431507" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431507">(Jul 10 2018 at 20:11)</a>:</h4>
<p>20-30 maybe</p>



<a name="129431517"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431517" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431517">(Jul 10 2018 at 20:11)</a>:</h4>
<p>let met get you the link</p>



<a name="129431537"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431537" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431537">(Jul 10 2018 at 20:11)</a>:</h4>
<p><a href="https://hackmd.io/2sR4vloZQhC8arJkFOFyLA?both" target="_blank" title="https://hackmd.io/2sR4vloZQhC8arJkFOFyLA?both">https://hackmd.io/2sR4vloZQhC8arJkFOFyLA?both</a></p>



<a name="129431584"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431584" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431584">(Jul 10 2018 at 20:12)</a>:</h4>
<p>theres around 30 in there and I've done a bunch already</p>



<a name="129431604"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431604" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431604">(Jul 10 2018 at 20:12)</a>:</h4>
<p>eyeballing it, probably less than 15</p>



<a name="129431609"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431609" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431609">(Jul 10 2018 at 20:12)</a>:</h4>
<p>okay</p>



<a name="129431623"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431623" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431623">(Jul 10 2018 at 20:12)</a>:</h4>
<p>but ofc if a pro like yourself could double check that'd be reassuring :)</p>



<a name="129431649"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431649" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431649">(Jul 10 2018 at 20:13)</a>:</h4>
<p>So I think all these plans for this week sound good to me</p>



<a name="129431654"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431654" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431654">(Jul 10 2018 at 20:13)</a>:</h4>
<p><span class="emoji emoji-1f44d" title="thumbs up">:thumbs_up:</span></p>



<a name="129431878"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431878" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> pnkfelix <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431878">(Jul 10 2018 at 20:17)</a>:</h4>
<p>okay then I'm going to call it quits for this week's meeting. (and go check on whether my son has managed to fall asleep with all this noise from outside our apartment)</p>



<a name="129431929"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431929" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> lqd <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431929">(Jul 10 2018 at 20:18)</a>:</h4>
<p>good afternoon / evening everyone <span class="emoji emoji-1f44b" title="wave">:wave:</span></p>



<a name="129431965"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122657-t-compiler/wg-nll/topic/weekly%20meeting%20July%2010/near/129431965" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/122657-t-compiler/wg-nll/topic/weekly.20meeting.20July.2010.html#129431965">(Jul 10 2018 at 20:18)</a>:</h4>
<p><span class="emoji emoji-1f44b" title="wave">:wave:</span></p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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